
B-64164EN/01 SPECIFICATION 3.MESSAGE TRANSMISSION
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3.7.3 Virtual Address Space Allocation
Virtual address space used for byte block read/write and word block
read/write with confirmation is allocated in the PMC area as described
below.
Virtual address space for byte block data with confirmation
Table 3-18 Virtual Address Space for Byte Block Data with Confirmation
Allocation in PMC
Symbol Type of signal
Address
(decimal)
Virtual address
space (hexadecimal)
Remarks
X Signal from machine to PMC X0000 or higher 01000000h or higher Read only
Y Signal from PMC to machine Y0000 or higher 01004000h or higher Read only
F Signal from CNC to PMC F0000 or higher 01008000h or higher Read only
G Signal from PMC to CNC G0000 or higher 0100C000h or higher Read only
R Internal relay R0000 or higher 01010000h or higher Read/write
D Data table D0000 or higher 01014000h or higher Read/write
1st
PMC
E Extra relay E0000 or higher 01018000h or higher Read/write
X Signal from machine to PMC X0000 or higher 01100000h or higher Read only
Y Signal from PMC to machine Y0000 or higher 01104000h or higher Read only
F Signal from CNC to PMC F0000 or higher 01108000h or higher Read only
G Signal from PMC to CNC G0000 or higher 0110C000h or higher Read only
R Internal relay R0000 or higher 01110000h or higher Read/write
D Data table D0000 or higher 01114000h or higher Read/write
2nd
PMC
E Extra relay E0000 or higher 01118000h or higher Read/write
X Signal from machine to PMC X0000 or higher 01200000h or higher Read only
Y Signal from PMC to machine Y0000 or higher 01204000h or higher Read only
F Signal from CNC to PMC F0000 or higher 01208000h or higher Read only
G Signal from PMC to CNC G0000 or higher 0120C000h or higher Read only
R Internal relay R0000 or higher 01210000h or higher Read/write
D Data table D0000 or higher 01214000h or higher Read/write
3rd
PMC
E Extra relay E0000 or higher 01218000h or higher Read/write
NOTE
1 The first PMC to third PMC depend on the PMC
option configuration. An attempt to access
nonexistent PMC space results in an error.
2 Only installed address space in the PMC can be
accessed. Check PMC address space before
use.